diff --git a/ZR.Service/MES/dev/DeviceAccountService.cs b/ZR.Service/MES/dev/DeviceAccountService.cs
index b243879..8fb7c30 100644
--- a/ZR.Service/MES/dev/DeviceAccountService.cs
+++ b/ZR.Service/MES/dev/DeviceAccountService.cs
@@ -11,6 +11,7 @@ using ZR.Model.MES.dev;
 using ZR.Model.MES.dev.Dto;
 using ZR.Service.MES.dev.IService;
 using System.ComponentModel;
+using System.Diagnostics;
 
 namespace ZR.Service.MES.dev
 {
@@ -332,16 +333,16 @@ namespace ZR.Service.MES.dev
                 }).ToList();
             // 获取 类型表 绑定的设备 父子节点
 
-            List<SelectTreeDto> accountList=Context.Queryable<DeviceAccount>().Where(it => it.Status == 1).OrderBy(it => it.Id)
+            List<SelectTreeDto> accountList = Context.Queryable<DeviceAccount>().Where(it => it.Status == 1).OrderBy(it => it.Id)
                 .Select(it => new SelectTreeDto
                 {
-                    Id = it.Id.ToString()+it.FkDeviceType.ToString() ,//解决合并后id重复
+                    Id = it.Id.ToString() + it.FkDeviceType.ToString(),//解决合并后id重复
                     ParentId = it.FkDeviceType.ToString(),
                     Label = (it.DeviceName + '-' + it.DeviceCode),
                     Value = it.Id.ToString()
                 }).ToList();
 
-          return deviceTypeList.Concat(accountList).OrderBy(it=>int.Parse(it.Id)).ToList();
+            return deviceTypeList.Concat(accountList).OrderBy(it => int.Parse(it.Id)).ToList();
 
 
 
@@ -453,6 +454,7 @@ namespace ZR.Service.MES.dev
         /// <returns></returns>
         public DeviceStatusAnalysisDto GetDeviceStatus(int devicetype_id)
         {
+          
             DeviceStatusAnalysisDto analysis = new DeviceStatusAnalysisDto();
 
             //  设备总数
@@ -466,38 +468,40 @@ namespace ZR.Service.MES.dev
             // 停用总数
             int NoUseTotal = 0;
 
+            Stopwatch stopwatch = new Stopwatch();
 
+            // 开始计时
+            stopwatch.Start();
 
             // 1  获取设备类型下面所有的线
 
             List<DeviceType> All_device_type = null;
-            // DeviceType line = Context.Queryable<DeviceType>().Where(it => it.Id == devicetype_id).First();
-            //if (line.ParentId == 1)
-            //{
-            //    Workshop = line.Name;
-            //    All_device_type = Context.Queryable<DeviceType>().Where(it => it.ParentId == devicetype_id).ToList();
-            //}
-            //else
-            //{
-            //    Workshop = Context.Queryable<DeviceType>().Where(it => it.ParentId == line.ParentId).First().Name;
-            //    All_device_type = new List<DeviceType> { line };
-            //}
+
             All_device_type = FindAllLeafNodes(devicetype_id);
-            // DeviceType final_parent = FindFinalParentNode(devicetype_id);
-            //Workshop = final_parent.Name;
+
             List<LineDetail> LineDetailList = new List<LineDetail>();
+            // 停止计时
+            stopwatch.Stop();
+
+            // 输出执行时间
+            Console.WriteLine("代码段执行时间: {0} 秒", stopwatch.ElapsedMilliseconds/1000);
             // 2 获取每个线下的所有设备
             if (All_device_type.Count > 0)
             {
+               List<DeviceType> all_deviceTyepe_s= Context.Queryable<DeviceType>().ToList();
+               List<DeviceAccount>  all_account_s=Context.Queryable<DeviceAccount>().ToList();
+               List<DeviceRepair> all_deviceRepair_s= Context.Queryable<DeviceRepair>().ToList();
+
                 foreach (DeviceType type in All_device_type)
                 {
                     LineDetail lineDetail = new LineDetail();
-                    lineDetail.Workshop = Context.Queryable<DeviceType>().Where(n => n.Id == type.ParentId).Select(n => n.Name).First();
+                    lineDetail.Workshop = all_deviceTyepe_s.Where(n => n.Id == type.ParentId).Select(n => n.Name).First();
                     lineDetail.Workline = type.Name;
 
 
-                    List<DeviceAccount> accounts = Context.Queryable<DeviceAccount>()
-                         .Where(it => it.FkDeviceType == type.Id).ToList();
+                    List<DeviceAccount> accounts = all_account_s.Where(it => it.FkDeviceType == type.Id).ToList();
+
+
                     lineDetail.Total = accounts.Count;
                     AllTotal = AllTotal + lineDetail.Total;
                     List<DeviceInfo> Children = new List<DeviceInfo>();
@@ -524,7 +528,7 @@ namespace ZR.Service.MES.dev
                             }
 
                             //0.3 判断是否报修中
-                            bool isExist = Context.Queryable<DeviceRepair>()
+                            bool isExist = all_deviceRepair_s
                                  .Where(it => it.FkDeviceId == item.Id)
                                  .Where(it => it.Status == 0 || it.Status == 1 || it.Status == 3).Any();
                             if (isExist)
@@ -564,16 +568,13 @@ namespace ZR.Service.MES.dev
                           .Where((e, p, r) => e.Status == 0 || e.Status == 1 || e.Status == 3)
                           .Count();
 
-                            // UnmaintainedTotal = UnmaintainedTotal + isExist_route;
 
                             if (isExist_route > 0)
                             {
-
                                 deviceInfo.DeviceStatus = 2;
                                 UnmaintainedTotal++;
                                 Children.Add(deviceInfo);
                                 continue;
-
                             }
                             deviceInfo.DeviceStatus = 1;
                             NormalTotal++;
@@ -588,6 +589,7 @@ namespace ZR.Service.MES.dev
 
                 }
 
+
             }
             analysis.AllTotal = AllTotal;
             analysis.UnmaintainedTotal = UnmaintainedTotal;
@@ -595,7 +597,7 @@ namespace ZR.Service.MES.dev
             analysis.DamageTotal = DamageTotal;
             analysis.NormalTotal = NormalTotal;
             analysis.NoUseTotal = NoUseTotal;
-
+          
             return analysis;
 
         }
@@ -607,6 +609,7 @@ namespace ZR.Service.MES.dev
 
         public List<DeviceType> FindAllLeafNodes(int targetId)
         {
+            List<DeviceType>  list_device_types= Context.Queryable<DeviceType>().ToList();
             List<int> childIds = new List<int> { targetId };
             List<DeviceType> result = new List<DeviceType>();
 
@@ -615,14 +618,14 @@ namespace ZR.Service.MES.dev
                 int parentId = childIds.First();
                 childIds.RemoveAt(0);
 
-                List<int> children = Context.Queryable<DeviceType>().Where(n => n.ParentId == parentId).Select(n => n.Id).ToList();
+                List<int> children = list_device_types.Where(n => n.ParentId == parentId).Select(n => n.Id).ToList();
                 if (children.Any())
                 {
                     childIds.AddRange(children);
                 }
                 else
                 {
-                    result.Add(Context.Queryable<DeviceType>().First(n => n.Id == parentId));
+                    result.Add(list_device_types.First(n => n.Id == parentId));
                 }
             }